 |
| -Semiconductor
Material Branch |
| -Copper
Clad Laminate Material Branch |
| -Quartz
Crystal Material Branch |
| -Electronic
Chemical Material Branch |
| -Electronic
Light Textiel Material Branch |
| -Vacuum
Electronic and Special Metal Material Branch |
| -Photoelectron
Material Branch |
| -Magnetic
Material Branch |
| -Electronic
Ceramic Material Branch |
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